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**policer** 1) What is the common term of this notion (a+b) in the "vertical way":

a

+

b

(2) Is there a advantages in this that other haven't?

(3a) I think about main disadvantages by this system, if the number very very long the way of writing it is a problem, and I think it can be calculated by O(n) efficiency - What is O(n)?

(3b) Is there a way to decrease O(n)?

(3c1) Is there a way to increase O(n)?

(3c2) What about scientific notation?!

(4) Is there are connection between matrix to the notion in (1)?

(4*)I Think can be a computer program that do (4) by putting zero (no?). Is there a loss of information by this operation and it cannot be done by computer?